Hike Hen Wallow Falls — Great Smoky Mountains in Tennessee

What to bring

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TL;DR: Hen Wallow Falls is a 4.3-mile round trip to a 90-foot waterfall that fans from 2 feet wide at the top to 30 feet at the base in a delicate bridal-veil pattern. Located in the Cosby area on the park’s less-visited north side, this trail offers the waterfall experience without the Gatlinburg crowds. Steady climb through hemlock and rhododendron forest with about 850 feet of gain. The Smokies are the salamander capital of the world, and the pool at the base proves it.

What to Expect on the Trail

Hen Wallow Falls sits in the Cosby section of Great Smoky Mountains National Park — the quiet side of the park that most visitors never see. While the Gatlinburg entrance draws millions of visitors annually to trails like Rainbow Falls and Alum Cave, the Cosby area on the park’s northeastern edge sees a fraction of that traffic. The same old-growth forest, the same mountain streams, the same biodiversity — with significantly more solitude.

The trail from the Cosby Campground follows Gabes Mountain Trail through hemlock and rhododendron forest, climbing steadily along a creek that grows louder as you approach the falls. The rhododendron tunnels — dense arches of evergreen shrubs that close over the trail — are a signature feature of Smoky Mountain hiking and they are particularly well-developed on this route. In June and early July, the rhododendron blooms with large clusters of white and pink flowers that transform the trail into a botanical corridor.

The waterfall itself is distinctive. Hen Wallow Falls drops 90 feet over a rock face that narrows to about 2 feet at the top and fans outward to 30 feet at the base. The result is a spreading, bridal-veil cascade that is delicate when water volume is low and dramatic after rain when the flow intensifies. The spreading pattern makes Hen Wallow one of the more photogenic waterfalls in the Smokies — the veil of water against the dark rock face photographs beautifully in soft light or overcast conditions.

The pool at the base of the falls is a salamander habitat. The Great Smoky Mountains are the salamander capital of the world — more salamander species live here than anywhere else on the planet — and the wet rock and cool water at Hen Wallow’s base are ideal conditions. Look carefully in the pool edges and under rocks near the splash zone. Red-cheeked salamanders, Ocoee salamanders, and dusky salamanders are among the species that inhabit this microhabitat. You do not need to be a herpetologist to appreciate finding a bright orange salamander under a rock at the base of a waterfall.

How Hard Is This Trail, Really?

Moderate. The 850 feet of elevation gain over 2.15 miles is a steady climb without the relentless steepness of Rainbow Falls. The trail has flat sections where you can catch your breath — something Rainbow Falls does not offer. The footing is packed dirt with some rocks and roots, typical of Smoky Mountain trails. After rain, the trail becomes slippery and the creek crossings require more care.

Budget 2.5 to 3.5 hours for the round trip, including time at the falls. The descent is easier than the ascent but the rocky sections demand attention on the way down. Trekking poles help on the steeper sections and the creek crossings.

For hikers who want to extend the hike, the Gabes Mountain Trail continues past the falls into impressive old-growth forest. The full Gabes Mountain Trail runs 6.4 miles one way to the Maddron Bald area, passing through some of the largest trees in the park. Most day hikers continue 1 to 2 miles past the falls before turning back, adding distance without significantly increasing difficulty.

Best Time to Go

Rhododendron bloom season (mid-June through early July) is the premier time for this trail. The tunnels of blooming rhododendron along the approach are one of the signature spring experiences in the Smokies. Fall foliage is excellent. Spring wildflowers are abundant in the lower forest sections.

After rain is when Hen Wallow Falls is at its most dramatic. The bridal-veil pattern fans wider and the water volume fills the entire rock face. The tradeoff is slippery trail conditions. If you visit within 24 hours of rain, the falls will be more impressive and the footing will be more demanding.

The Cosby area is significantly less crowded than the Gatlinburg side of the park in every season. On a weekday in spring or fall, you may have the trail to yourself. Even on weekends, the traffic is a fraction of what the main park trails experience. This is the primary advantage of hiking from Cosby — the same quality trail and waterfall with a tenth of the people.

Before You Go

The trailhead is at the Cosby Campground and Picnic Area in the northeastern corner of Great Smoky Mountains National Park. From I-40, take the Cosby exit (Exit 440) and follow Route 321 to Route 32 south into the park. The campground has restrooms, water, and picnic facilities. Free admission — no entrance fee, no parking fee.

The Cosby Campground has 157 sites and is open seasonally (typically April through October). Reservations are recommended for weekends. The campground is less crowded and less expensive than the more famous Cades Cove and Elkmont campgrounds on the Tennessee side.

Dogs are not allowed on this trail or most trails in the Smokies. Cell service is limited in the Cosby area. The trail is well-maintained and well-marked. Bring at least 1 liter of water per person. Wear sturdy hiking shoes — the root and rock sections are not suitable for sneakers, especially when wet.

The drive from Gatlinburg is about 35 minutes via Route 321. From Knoxville, about 1 hour via I-40 East. The Cosby area is also accessible from Asheville, North Carolina via I-40 West — about 1 hour 15 minutes.

Word from the Trail

Hen Wallow Falls is the waterfall hike that the Smokies would recommend if the Smokies could talk. Not the most famous. Not the tallest. Not the hardest to reach. But a genuinely beautiful waterfall at the end of a genuinely pleasant trail in the genuinely quiet part of the park. The rhododendron tunnels on the approach. The salamanders in the pool at the base. The spreading veil of water that fans across 30 feet of dark rock. Everything about Hen Wallow is done well, and none of it requires fighting for parking or walking in a line of other hikers. The Cosby side of the Smokies rewards hikers who take the extra 30 minutes to drive past Gatlinburg. Hen Wallow Falls is the proof.

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